#region The MIT License
// The MIT License
// 
// Copyright (c) 2009 octalforty studios
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#endregion
using System;
using System.ComponentModel.Composition;
using System.Diagnostics;
using octalforty.Componento.Shared.SemanticModel;

namespace octalforty.Componento.ComponentModel.Installation.FileSystem
{
    /// <summary>
    /// Represents a <see cref="IResourceInstaller"/> which installs directories from local filesystem.
    /// </summary>
    [ResourceInstaller(Priority = 20)]
    public class DirectoryResourceInstaller : IResourceInstaller
    {
        #region Private Fields
        private IFileSystemManagerService fileSystemManager;
        #endregion

        #region Public Properties
        /// <summary>
        /// Gets or sets a reference to the <see cref="IFileSystemManagerService"/>.
        /// </summary>
        [Import()]
        public IFileSystemManagerService FileSystemManager
        {
            [DebuggerStepThrough]
            get { return fileSystemManager; }
            [DebuggerStepThrough]
            set { fileSystemManager = value; }
        }
        #endregion

        #region IResourceInstaller Members
        /// <summary>
        /// Verifies whether current <see cref="IResourceProvider"/> can install resources from <paramref name="resourceUri"/>.
        /// </summary>
        /// <param name="resourceUri"></param>
        /// <returns></returns>
        public bool CanInstallResourceFrom(Uri resourceUri)
        {
            return resourceUri.Scheme == "file" &&
                FileSystemManager.DirectoryExists(resourceUri.LocalPath);
        }

        /// <summary>
        /// Installs resources from <paramref name="resourceUri"/> to <paramref name="destinationPathRoot"/>.
        /// </summary>
        /// <param name="resourceUri"></param>
        /// <param name="destinationPathRoot"></param>
        /// <param name="pathMapping"></param>
        public void InstallResource(Uri resourceUri, string destinationPathRoot, PathMapping pathMapping)
        {
            FileSystemManager.CopyDirectory(resourceUri.LocalPath, destinationPathRoot);
        }
        #endregion
    }
}
